| Model | 8902 |
| Wind Speed Range | 0.6~32 m/s |
| Wind Speed Accuracy | ±(2% of reading+0.2 m/s) |
| Air Temperature Range | -20~60℃ |
| Air Temperature Resolution | 0.1℃, 0.1! |
| Air Temperature Accuracy | ±0.6℃ |
| Air RH% Range | 0%~100%RH |
| Air RH% Resolution | 0.1%RH |
| Air RH% Accuracy | ±3%RH (at 25℃. 10~90%RH, others ±5%RH) |
| Temperature Response Time | 60 seconds (typical) |
| Air RH% Response Time | 60 seconds (typical) |
| LCD Update | Every second |
| Wet Bulb Temp. Display | -22~70℃ |
| Dew Point Temp. Display | -68~70℃ |
| Air Volume Display | 0~99999 m3/minute |
| Air Volume Resolution | 0.1 (0~9999.9) or 1 (10000~99999) |
| LCD Size | 44(L) * 26(W) mm |
| Operating Temperature | 0~50℃ |
| Operating RH% | Humidity ＜80% |
| Storage Temperature | -10~50℃ |
| Storage RH% | Humidity ＜90% |
| Size | Meter: 175(L) * 70(W) * 33(H) mm Vane: 170(L) * 77(W) * 40(H) mm |
| Weight | ~170g |
| Battery | AAA*4 PCS or 9V DC Adaptor |
| Optional Accessory | Replacement Vane Probe / Software Kit |
| Standard Package | Meter, Vane Probe, Batteries, Manual, Hard Carry Case |
